Copying machine



FIG. 1 is a perspective view of the copying machine showing the new design;

FIG. 2 is a perspective view thereof, the broken line showing of paper, feeding and receiving trays are environmental only and form no part of the claimed design;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a right side elevational view thereof; and

FIG. 8 is a left side elevational view thereof; 

The ornamental design for a copying machine, shown and described. 